Related Clues:
- Little snicker
- 1-Across, in textspeak
- 'I get the joke and it's funny but I have no time to write all this'
- :-D alternative
- Written guffaw
- With 25-Across, a farm call
- Common palindromic text
- 'Very funny,' briefly
- 'So funny!'
- Netizen's guffaw
- "Gr8 joke!"
- 'Ur hilarious!'
- OED initialism since 2011
- Typed guffaw
- "U slay me!"